Stephanofilaria%20habronema

1

• Stephanofilaria habronema
• Transmitted by
• Houseflies
• Stable flies
• Infect wounds
• Cause
• Excessive granulation
• Proud flesh
• Summer sores

2

• Onchocerca
• Transmitted by
• Mosquitoes
• Gnats
• Cause
• Skin reactions
• Face
• Neck
• Chest
• Horse underline

3
Digestive System

• Arthropods
• Bots
• Larval stages of botflies
• Develop in stomach
• Affect horses
• Symptoms
• Colic

4
(No Transcript)
5

• Helminths
• Worms
• May cause infection or disease or both
• Clinical or sub-clinical
• Affect health status
• Clinical
• Obvious symptoms
• Anemia
• Diarrhea
• Emaciation
• Sub-clinical
• No symptoms

6

• Life span
• 1-12 months
• Animal resistance
• Direct life cycle
• Eggs
• Larvae
• Adults
• Indirect life cycle
• Intermediate host

7

• Direct life cycle

8

• Indirect life cycle

9

• Nematodes
• Roundworms
• Large numbers
• Nutritional disturbance
• Damage
• Stomach lining
• Intestine
• Blood loss
• Hemorrhages
• Migrating
• Arteries
• Liver
• Lungs
• Digestive inefficiency

10
(No Transcript)
11
(No Transcript)
12

• Examples
• Trichostrohgyles (hairworms)
• Stomach and intestines of ruminants
• Strongyles (bloodworms)
• Large intestine of horses
• Hookworms
• Small intestine dogs and cats
• Large roundworms
• Small intestine of pigs, dogs, cats, horses and
  poultry
• Whipworms
• Large intestine dogs and pigs

13

• Hairworm

14

• Bloodworm

Infestation of Cow
15

• Hookworm

16

• Large roundworms

17

• Whipworms

18

• Symptoms
• Emaciation
• Rough hair coat
• Diarrhea
• Pale mucous membranes
• Diagnosis
• Fecal floatation
• Eggs

19

• Transmission
• Ingestion
• Larvae
• Hairworms
• Strongyles
• Hookworms
• Eggs
• Large roundworms
• Whipworms
• Direct contact
• Skin
• Hookworms
• In-utero
• Hookworms
• Large roundworms

20

• Tapeworms
• Small intestine
• Species
• Dogs
• Cats
• Ruminants
• Horses
• Diagnosis
• Gravid segments in
• Feces
• Anus

21

• Transmission
• Oral
• Infected fleas
• Dogs and cats
• Infected soil mites
• Ruminants and horses

Tapeworms
22

• Flukes
• Liver flukes
• Intermediate host
• Snails
• Transmission
• Oral
• Larvae encyst on grasses
• Cattle graze grass
• Symptoms
• Acute liver disease (young animals)
• Chronic liver disease (older animals)
• Malnutrition
• Diagnosis
• Fecal float
• Observation
• Flukes
• Liver damage

Flukes
23
(No Transcript)
24
(No Transcript)
25
Life Process of Flukes
26

• Protozoa
• One-celled parasites
• Intestine
• Common
• Carriers
• Disease
• Young susceptible animals
• Poor diets
• Examples
• Coccidiosis
• Calves, dogs, cats, poultry
• Trichomoniasis
• Dogs
• Giardiasis
• Dogs
• Hexamitiasis
• Poultry
• Symptoms
• Enteritis or colitis

27

• Coccidiosis

28

• Trichomoniasis

29

• Giardiasis

30

• Hexamitiasis

31
Circulatory System

• Heartworms
• Nematode
• Climatic
• High rainfall
• High humidity
• Large mosquito population
• Disease
• Large amounts of worms affect blood flow

32

• Symptoms
• Exhaustion
• Weakness
• Rapid breathing
• Coughing
• Ascites
• Swollen abdomen
• Diagnosis
• Blood smear
• Snap test

33
Life Process of Heartworm in Dog
34
Heartworms
35
Reproductive System

• Protozoa
• Genital
• Example
• Bovine trich
• Transmission
• Veneral
• Diagnosis
• Smears